diff --git a/devices/clients/opcua_client.py b/devices/clients/opcua_client.py
index d5e96d5d97b8beffc148790c5d507fa7f56d2039..ea91becc408aef56fb83eb1b110f5a1c15ae4872 100644
--- a/devices/clients/opcua_client.py
+++ b/devices/clients/opcua_client.py
@@ -166,6 +166,8 @@ class OPCUAConnection(AsyncCommClient):
 
 
     def call_method(self, method_path, *args):
+        method_path = self.get_node_path(method_path)
+
         raise NotImplementedError
 
 
diff --git a/devices/devices/apsct.py b/devices/devices/apsct.py
index 6b65c1a66f006c8ccc6f1c36b384b898b1acb91f..debc132d4abff1f1c66a0a276104c679b463831b 100644
--- a/devices/devices/apsct.py
+++ b/devices/devices/apsct.py
@@ -71,11 +71,61 @@ class APSCT(opcua_device):
     # overloaded functions
     # --------
 
+    def _initialise_hardware(self):
+        """ Initialise the APSCT hardware. """
+
+        # method calls don't work yet, so don't use them to allow the boot
+        # device to initialise us without errors
+        logger.error("OPC-UA methods not supported yet, not initialising APSCT hardware!")
+        return
+
+        # Cycle clock
+        self.CLK_off()
+        self.wait_attribute("APSCTTR_translator_busy_R", False, 10)
+        self.CLK_on()
+        self.wait_attribute("APSCTTR_translator_busy_R", False, 10)
+
+        if not self.APSCT_PLL_200MHz_locked_R:
+            if self.APSCT_I2C_error_R:
+                raise Exception("I2C is not working. Maybe power cycle subrack to restart CLK board and translator?")
+            else:
+                raise Exception("200MHz signal is not locked. The subrack probably do not receive clock input or the CLK PCB is broken?")
+
 
     # --------
     # Commands
     # --------
 
+    @command()
+    @DebugIt()
+    @only_when_on()
+    def CLK_off(self):
+        """
+
+        :return:None
+        """
+        self.opcua_connection.call_method(["CLK_off"])
+
+    @command()
+    @DebugIt()
+    @only_when_on()
+    def CLK_on(self):
+        """
+
+        :return:None
+        """
+        self.opcua_connection.call_method(["CLK_on"])
+
+    @command()
+    @DebugIt()
+    @only_when_on()
+    def CLK_PLL_setup(self):
+        """
+
+        :return:None
+        """
+        self.opcua_connection.call_method(["CLK_PLL_setup"])
+
 # ----------
 # Run server
 # ----------
diff --git a/devices/devices/recv.py b/devices/devices/recv.py
index 4d86bda4bbd75ec89a775fd6e3f9820795017a9b..f2f15255c98a537e53a6732ee30730e26db67d12 100644
--- a/devices/devices/recv.py
+++ b/devices/devices/recv.py
@@ -117,7 +117,7 @@ class RECV(opcua_device):
 
         :return:None
         """
-        self.opcua_connection.call_method(["2:PCC","2:RCU_off"])
+        self.opcua_connection.call_method(["RCU_off"])
 
     @command()
     @DebugIt()
@@ -127,7 +127,7 @@ class RECV(opcua_device):
 
         :return:None
         """
-        self.opcua_connection.call_method(["2:PCC","2:RCU_on"])
+        self.opcua_connection.call_method(["RCU_on"])
 
     @command()
     @DebugIt()
@@ -137,7 +137,7 @@ class RECV(opcua_device):
 
         :return:None
         """
-        self.opcua_connection.call_method(["2:PCC","2:ADC_on"])
+        self.opcua_connection.call_method(["ADC_on"])
 
     @command()
     @DebugIt()
@@ -147,37 +147,7 @@ class RECV(opcua_device):
 
         :return:None
         """
-        self.opcua_connection.call_method(["2:PCC","2:RCU_update"])
-
-    @command()
-    @DebugIt()
-    @only_when_on()
-    def CLK_off(self):
-        """
-
-        :return:None
-        """
-        self.opcua_connection.call_method(["2:PCC","2:CLK_off"])
-
-    @command()
-    @DebugIt()
-    @only_when_on()
-    def CLK_on(self):
-        """
-
-        :return:None
-        """
-        self.opcua_connection.call_method(["2:PCC","2:CLK_on"])
-
-    @command()
-    @DebugIt()
-    @only_when_on()
-    def CLK_PLL_setup(self):
-        """
-
-        :return:None
-        """
-        self.opcua_connection.call_method(["2:PCC","2:CLK_PLL_setup"])
+        self.opcua_connection.call_method(["RCU_update"])
 
     def _initialise_hardware(self):
         """ Initialise the RCU hardware. """
@@ -187,18 +157,6 @@ class RECV(opcua_device):
         logger.error("OPC-UA methods not supported yet, not initialising RCU hardware!")
         return
 
-        # Cycle clock
-        self.CLK_off()
-        self.wait_attribute("CLK_translator_busy_R", False, 10)
-        self.CLK_on()
-        self.wait_attribute("CLK_translator_busy_R", False, 10)
-
-        if not self.CLK_PLL_locked_R:
-            if self.CLK_I2C_STATUS_R > 0:
-                raise Exception("CLK I2C is not working. Maybe power cycle subrack to restart CLK board and translator?")
-            else:
-                raise Exception("CLK signal is not locked. The subrack probably do not receive clock input or the CLK PCB is broken?")
-
         # Cycle RCUs
         self.RCU_off()
         self.wait_attribute("RECVTR_translator_busy_R", False, 5)